const cloud = require('wx-server-sdk');
cloud.init({
    env: cloud.DYNAMIC_CURRENT_ENV
});
db = cloud.database()
// 获取openId云函数入口函数
exports.main = async (event, context) => {
    // console.log(event.pageNum)
    console.log('跳过几条数据',event.pageNum)
    // console.log('活动')
    // console.log('活动list',db.collection('activity').get())
    return await db.collection('activity').orderBy('date','desc').skip(event.pageNum).limit(3).get();
};